package main

import "fmt"

type abc struct {
	arr []int
}

func main() {

	//a := []int{0,1,2,3,4,5,6,7,8,9,10,11,12,13}

	//ttt(&a)


	ab := abc{
		arr: []int{},
	}

	ab.arr = append(ab.arr,1,2,3)

	ab.test()
	fmt.Println(ab.arr)
}

func (ab *abc) test()  {
	ab.arr = ab.arr[1:]
}

func ttt(p *[]int) {
	*p = (*p)[1:]
}